feat(docker): fully migrate build commands to new code

src/docker/images.v

@@ -22,14 +22,13 @@ pub fn (mut d DockerDaemon) pull_image(image string, tag string) ? {
 		return error(data.message)
 	}
 
+	// Keep reading the body until the pull has completed
 	mut body := d.get_chunked_response_reader()
 
 	mut buf := []u8{len: 1024}
 
 	for {
-		c := body.read(mut buf) or { break }
-
-		print(buf[..c].bytestr())
+		body.read(mut buf) or { break }
 	}
 }
 
@@ -38,6 +37,22 @@ pub fn pull_image(image string, tag string) ?http.Response {
 	return request('POST', urllib.parse('/v1.41/images/create?fromImage=$image&tag=$tag')?)
 }
 
+// create_image_from_container creates a new image from a container.
+pub fn (mut d DockerDaemon) create_image_from_container(id string, repo string, tag string) ?Image {
+	d.send_request('POST', urllib.parse('/v1.41/commit?container=$id&repo=$repo&tag=$tag')?)?
+	head, body := d.read_response()?
+
+	if head.status_code != 201 {
+		data := json.decode(DockerError, body)?
+
+		return error(data.message)
+	}
+
+	data := json.decode(Image, body)?
+
+	return data
+}
+
 // create_image_from_container creates a new image from a container with the
 // given repo & tag, given the container's ID.
 pub fn create_image_from_container(id string, repo string, tag string) ?Image {
@@ -56,3 +71,15 @@ pub fn remove_image(id string) ?bool {
 
 	return res.status_code == 200
 }
+
+// remove_image removes the image with the given id.
+pub fn (mut d DockerDaemon) remove_image(id string) ? {
+	d.send_request('DELETE', urllib.parse('/v1.41/images/$id')?)?
+	head, body := d.read_response()?
+
+	if head.status_code != 200 {
+		data := json.decode(DockerError, body)?
+
+		return error(data.message)
+	}
+}

src/docker/socket.v

@@ -33,6 +33,11 @@ pub fn new_conn() ?&DockerDaemon {
 	return d
 }
 
+// close closes the underlying socket connection.
+pub fn (mut d DockerDaemon) close() ? {
+	d.socket.close()?
+}
+
 // send_request sends an HTTP request without body.
 pub fn (mut d DockerDaemon) send_request(method string, url urllib.URL) ? {
 	req := '$method $url.request_uri() HTTP/1.1\nHost: localhost\n\n'
@@ -124,7 +129,7 @@ pub fn (mut d DockerDaemon) read_response() ?(http.Response, string) {
 		mut builder := strings.new_builder(1024)
 		mut body := d.get_chunked_response_reader()
 
-		util.reader_to_writer(mut body, mut builder) ?
+		util.reader_to_writer(mut body, mut builder)?
 
 		return head, builder.str()
 	}